graphql_books_settings.py

# Application definition
INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',

    # libraries
    'graphene_django',

    # own apps
    'app.info',
]

GRAPHENE = {
    'SCHEMA': 'books.schema.schema'
}